Malware Insights
The PDF document contains a large number of external links pointing to various domains, a technique often used for SEO manipulation or to distribute further malicious content. The document body itself contains garbled text but includes a reference to 'Grafton weather report hourly' and the authoring application 'wkhtmltopdf', suggesting a lure. The primary heuristic 'PDF_SEO_LINK_FARM' indicates a mass of external PDF links, with the dominant host being 'romelocaltourguides.com'. The embedded URL 'http://fly5c.bpmtc.com/uploads/1/3/1/0/131070751/131070751.html#grafton+weather+report+hourly' is also a key indicator of the attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://fly5c.bpmtc.com/uploads/1/3/1/0/131070751/131070751.html#grafton+weather+report+hourly PDF link annotation
- http://romelocaltourguides.com/uploads/1/3/0/5/130551267/2023245.pdfIn PDF document text
- http://mrstodd.net/uploads/1/3/0/6/130621061/d5419b61.pdfIn PDF document text
- http://www.oranoandcapgemini.com/uploads/1/3/0/7/130738939/lalajowose-vazeligabajav-pubineridar.pdfIn PDF document text
- http://intrepidadventures.net/uploads/1/3/0/6/130605108/9fda63a80b50277.pdfIn PDF document text
- http://knappd.net/uploads/1/3/0/3/130323158/dibudulorodudi.pdfIn PDF document text
- http://www.retiresafeblog.com/uploads/1/3/0/9/130968950/getulatilawasit-moxebutenowi-ziwidumajofego.pdfIn PDF document text
- http://daylilygoatfarm.com/uploads/1/3/0/7/130775685/8892545.pdfIn PDF document text
- http://roadiesrule.com/uploads/1/3/0/2/130270834/7999834.pdfIn PDF document text
- http://piercingsbylexie.com/uploads/1/3/0/6/130639513/5638853.pdfIn PDF document text
- http://janewagman.com/uploads/1/3/0/5/130541133/xipisexolebo.pdfIn PDF document text
- http://rem5forgood.com/uploads/1/3/0/8/130814120/kebod-wujolivabe.pdfIn PDF document text
- http://talinaperkins.com/uploads/1/3/0/4/130475918/28b36d1deac.pdfIn PDF document text
- http://moleculeminions.com/uploads/1/3/0/4/130435851/ralulalogikidi-wipuvepimewis.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005bbd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BBD | 8224 bytes |
SHA-256: 1a54e3cba10624b35afba65f7a1d29cb81ae4776827e08b97c1a432e308ce638 |
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